Latest posts

All the latest articles from our medical experts on testosterone, men's health, and longevity.

What do elliptical trainers do for your physique and longevity?

What do elliptical trainers do for your physique and longevity?

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Dec 07, 2025 · 13 min read

Elliptical trainers provide low-impact, weight-bearing cardio that can improve aerobic fitness and help maintain or reduce body fat when programmed at sufficient intensity. Here is what they actually do to your muscles, joints, heart, and hormones, and how men can use them for real results. “When guys ask me what do elliptical trainers do, they ...

The worst foods for gut health and how they disrupt your entire system

The worst foods for gut health and how they disrupt your entire system

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 06, 2025 · 10 min read

Ultra-processed foods high in added sugar, artificial sweeteners/additives, and unhealthy fats can measurably change microbiome composition within 24 hours. Over time, those patterns may weaken the protective mucosal barrier and increase intestinal permeability, allowing bacterial components (like endotoxin) to enter the bloodstream and contribute to systemic inflammation. Here’s the clinical evidence for which foods do ...

Weight lifting and calories burned: How many calories does lifting weights burn for men?

Weight lifting and calories burned: How many calories does lifting weights burn for men?

Dr. Bruno Rodriguez, DPT, CSCS avatar
Dr. Bruno Rodriguez, DPT, CSCS: Strength, Recovery, and Physical Therapy Expert
Dec 06, 2025 · 13 min read

Most men burn roughly 200 to 600 calories in a 45 minute lifting session depending on body weight, the MET level of the workout (traditional lifting around 3.5 METs vs vigorous circuits around 8 METs), and how dense the session is (rest times and transitions). Compared with a steady cardio session of the same length, ...

Can low testosterone cause joint pain?

Can low testosterone cause joint pain?

Dr. Susan Carter, MD avatar
Dr. Susan Carter, MD: Endocrinologist & Longevity Expert
Dec 06, 2025 · 15 min read

Low testosterone can contribute to joint pain by increasing chronic inflammation and weakening the muscle, bone, and cartilage support that stabilizes joints. A 2025 longitudinal cohort study in BMC Musculoskeletal Disorders reported that men with low testosterone had about double the risk of developing osteoarthritis. [4] If aching knees or stiff shoulders come with fatigue, ...

Healthy suppositories for men: What works, what is safe, and what to avoid

Healthy suppositories for men: What works, what is safe, and what to avoid

Dr. Alexander Grant, MD, PhD avatar
Dr. Alexander Grant, MD, PhD: Urologist & Men's Health Advocate
Dec 05, 2025 · 12 min read

Healthy suppositories for men are clinician recommended rectal or urethral inserts that treat a specific diagnosis with a known medication, dose, and safety profile. This guide breaks down which suppositories are evidence based, what “natural” options really mean, and how to use them safely without missing more serious problems. “A suppository is just a delivery ...

Special OfferLab panels included: $300/year free for all members